The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is soliciting quotes for the procurement of HJB headsets (NSN: 1680 016423150, PN: HJB-N-0206), increasing the quantity from 3 to 5 units. These headsets are classified under the NAICS code 336413, which pertains to Other Aircraft Parts and Auxiliary Equipment Manufacturing, and are critical for various military applications. Interested vendors must ensure they are an approved source prior to award, and those not already approved must submit the necessary documentation as outlined in the NAVSUP WSS Source Approval Brochure. Quotes should be submitted via email to Shamus Roache by the specified due date, and any proposals lacking the required data will not be considered for award.